Home / 7,528,471,637.80-10,389,233,525.70-4,141,308,177.64

Finding the Fourth Proportional to 7,528,471,637.80, 10,389,233,525.70 and 4,141,308,177.64

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Solution

The fourth proportional to 7,528,471,637.80, 10,389,233,525.70 and 4,141,308,177.64 is: 5,714,973,746.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,528,471,637.80 : 10,389,233,525.70 = 4,141,308,177.64 : x
  2. Step 2: Convert to fraction form
    7,528,471,637.80/10,389,233,525.70 = 4,141,308,177.64/x
  3. Step 3: Cross multiply
    7,528,471,637.80x = 10,389,233,525.70 × 4,141,308,177.64
  4. Step 4: Simplify right side
    7,528,471,637.80x = 43,025,017,759,393,062,912
  5. Step 5: Solve for x
    x = 43,025,017,759,393,062,912/7,528,471,637.80
  6. Step 6: Final answer
    x = 5,714,973,746.25

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.